A: Yes, but you risk breaking it. Removing the intro movie and music can shrink it to 180MB, but you lose the iconic menu theme. Most purists refuse to play "silent" rips.
Why go through this trouble for this specific game? Mario Kart Double Dash Highly Compressed
Mario Kart: Double Dash!! offers the franchise’s only true co-op mode. One player drives; the other throws items. With a highly compressed file, you can easily share the game on a USB stick or send it to a friend for LAN parties using Dolphin’s Netplay (which works with compressed ROMs seamlessly). A: Yes, but you risk breaking it
Pro tip: Compress the file down to 400MB, put it on a cheap USB 2.0 drive, and plug it into any computer. You have a portable party. Performance tips :
Emulators like Dolphin support RVZ (Nintendo’s RVZ format) or CSO (Compressed ISO). These formats losslessly remove redundant data, filler space, and old encryption padding. A standard RVZ file shrinks the 1.35GB ISO to roughly 300MB.
To get below 100MB, creators use lossy techniques:
The result? A file that plays identically during races but has slightly lower quality on replay videos or menu music. For most players on a small screen (laptop or phone), the difference is invisible.